Searching the iTunes database for Automotive Apps just isn’t an option. They have categories like “navigation” and “travel” but Apple doesn’t view “High Performance” as a relevant search criteria. But, we do. Here are 10 High Performance iPhone / iPod / iPad apps that every motorhead should know exists. (Listed from left – right / top row first) The Descriptions are taken strait from the source. Enjoy!

Dynolicious – Uses the iPhone’s built-in accelerometer to measure you vehicle’s 0-60 acceleration, quarter mile elapsed time, horsepower, lateral G’s, and several other performance metrics. A history of test results for your car is saved, so averages and trends can instantly be retrieved. Dynolicious also allows you to record modifications made to your car, and to evaluate the resulting gains (or losses) in power and performance. Price: $13 / BUY IT

Rev – Rev monitors, displays, charts, and records real-time data by interacting with your vehicle’s onboard diagnostic system. Rev can also check and reset “Check Engine” lights and trouble codes and much more. Price: $40 APP + $150 HARDWARE / BUY IT

goLink – Just connect our goLINK cable (sold separately) between your vehicle and your iPhone or Touch, and remove the risks, and surprises, from driving. Actually measures the efficiency of your vehicle; tells you when fuel economy is running low relative to your driving habits. …the code reader will speak with your vehicle to interrupt the dreaded CHECK ENGINE light. Is your vehicle safe to drive, will it cost a small fortune to repair? Price: FREE + $100 OBDII HARDWARE / BUY IT

OnStar – OnStar Mobile offers an amazing level of control and connection to the Volt, Chevrolet’s electric vehicle with extended range. Using OnStar technology, Volt drivers can use their smartphones to get their real-time vehicle data or manage their charging controls remotely — making it easier to realize the full potential of one of the most anticipated cars on the planet. Price: $TBA + OnStar SUBSCRIPTION / BUY IT

LogWorks – LogWorks Mobile is a full function, Dyno, Economy Meter, Scan Tool*, Data Logger*, and Gauge* for your Apple iPhone or iPod Touch. Features include: 0-60 acceleration times, fixed gear and distance run HP calculation, acceleration G’s, timer (1/8 mile, 1/4 mile, and more.), fill-up log with gallons per mile, cost per mile, and cost per gallon calculations, real-time fuel economy meter with trip and day averages, advanced diagnostics – record and analyze critical vehicle parameters, display and log other Innovate Motorsports MTS compatible products, read and clear DTCs (Diagnostic Trouble Codes), OBD-II Smog Readiness status, Record up to 32 OBD-II and Innovate Motorsports MTS channels. Price: FREE + $100 OBDII HARDWARE / BUY IT

AutoZone – The AutoZone App brings you tools to streamline your shopping experience and get DIY repair info on the go. You can access AutoZone’s free vehicle repair guides anytime on your iPhone. And with AutoZone’s entire catalog in the palm of your hand, you can browse our inventory for the parts and accessories you need. You can also create shopping lists, check availability and pricing, locate an AutoZone store, track your AutoZone Rewards and more – right from your phone. Price: FREE / BUY IT

DashCommand – Want Gauges? This is the app for that. DashCommand is the ultimate OBD-II supplementary vehicle instrumentation application available for the iPhone and iPod touch. The built in dashboards can display a total of 27 gauges pulling data directly from your ride’s engine control module. Also use DashCommand as scan tool to read and clear the trouble codes that caused the “check engine light” to turn on, a trip computer, or a race day companion. Price: $50 + $100 OBDII HARDWARE / BUY IT

Viper SmartStart – Start your car from virtually anywhere with your iPhone! Receive a push notification if you car alarm goes off when installed with a Viper security system. The simple graphical interface gives you control over the following features of your installed Viper remote start or security/remote start system: lock/arm, unlock/disarm, remote car starter, trunk release, and panic or car finder. (Also available on BlackBerry and Android) Price: FREE + $500 HARDWARE / BUY IT

NAVIGON MobileNavigator – With the NAVIGON MobileNavigator you can transform your iPhone into a fully functional mobile navigation system that is every bit as good as the multi-award-winning personal navigation devices from NAVIGON in terms of its user-friendliness and features. Thanks to a faithful adaptation of the menu functions, the NAVIGON MobileNavigator fits in seamlessly with the operating concept of the iPhone. The application includes map material from the market leader NAVTEQ. Price: $80 / BUY IT

GReddy – Try out four awesome GReddy performance products that look, feel and sound just like the real thing! Mount your phone in your car to see the boost gauges respond to your driving with amazing realism and hear the GReddy Type-RZ blow off valve as you shift. Now with just your iPhone you can experience what it’s like to transform your car into a high performance race-tuned track car! Using the accelorometers in your phone, the app can accurately calculate your throttle position and simulates how your engine is boosting. Also, be sure to check out the VIDEO Simulator. Price: $1 / BUY IT